2026-09-09T14:01:51.412038Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-09T14:01:52.103702Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: rejected regional baseline attempt=0 error=mid-level lowering failed: operation OperationId(2) has no candidate within tile SRAM (smallest rejected peak: standard 886592 bytes plus 49152 bytes package support, interleaved 162816 bytes, total 938816 bytes including 77216 bytes estimated exchange tables, contiguous-standard overflow 0 bytes)
2026-09-09T14:01:52.632075Z  INFO retained operator-plan finalist finalist=0 values=21 operations=1 estimated_cycles=1445760 estimated_exchange_cycles=469632 exchange_row_bytes=31208 peak_standard_bytes=182280 peak_interleaved_bytes=259072 peak_total_bytes=356968 maximum_standard_allocation_bytes=70656 active_tile_counts={1458} padding_group_counts={} conversion_sources=[]
2026-09-09T14:01:57.092796Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:screen_finalist{finalist=0}: screened exchange table geometry expansion_ms=3614 expansion_and_footprint_ms=4438 estimated_row_bytes=17848 heuristic_row_bytes=31208 geometry_fragments_per_tile=2200 fragment_limit=16384
2026-09-09T14:01:57.128382Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: expanded fragment cache cache_stats=(685, 2884, 685) plan_cache_stats=(3132, 2728, 3132)
2026-09-09T14:01:57.128416Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="placement" candidates=1 admitted_candidates=1
2026-09-09T14:01:58.938238Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: screened tile mappings by exchange resource load candidates=0 baseline_cycles=219840 candidate_cycles=219840 baseline_pressure=196380 candidate_pressure=196380
2026-09-09T14:01:58.943117Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: modelled expanded operator plan finalist=0 elapsed_ms=1814 modelled_cycles=995817 estimated_row_bytes=17848
2026-09-09T14:01:58.943173Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="scheduling" candidates=1 admitted_candidates=1
2026-09-09T14:01:59.527882Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=5848 maximum_identical_destinations=1
2026-09-09T14:01:59.527957Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=17769 selected_horizon=17769 endpoint_lower_bound=11776 lower_bound_gap=5993 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:01:59.534441Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=1410 row_words=31 horizon=17769
2026-09-09T14:02:00.526948Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=104913
2026-09-09T14:02:02.488600Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=33534
2026-09-09T14:02:02.567490Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=104913 elapsed_ms=2040 success=true
2026-09-09T14:02:04.449345Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6200
2026-09-09T14:02:05.688033Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=104913 maximum_identical_destinations=1
2026-09-09T14:02:05.688115Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=2981 selected_horizon=2981 endpoint_lower_bound=576 lower_bound_gap=2405 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:02:05.743377Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=1374 row_words=256 horizon=2981
2026-09-09T14:02:07.329822Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=33534 elapsed_ms=4841 success=true
2026-09-09T14:02:09.330615Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=33534 maximum_identical_destinations=1
2026-09-09T14:02:09.330686Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=22714 selected_horizon=22714 endpoint_lower_bound=17664 lower_bound_gap=5050 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:02:09.387335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=136 row_words=770 horizon=22714
2026-09-09T14:02:11.527072Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6200 elapsed_ms=7077 success=true
2026-09-09T14:02:12.795627Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=0 transfers=6200 maximum_identical_destinations=1
2026-09-09T14:02:12.795694Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=0 initial_horizon=26115 selected_horizon=26115 endpoint_lower_bound=20160 lower_bound_gap=5955 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:02:12.839221Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=0 tile=296 row_words=737 horizon=26115
2026-09-09T14:02:13.905970Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=586368
2026-09-09T14:02:30.036828Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=586368 elapsed_ms=16130 success=true
2026-09-09T14:02:30.651646Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=391923
2026-09-09T14:02:41.239643Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=586368 maximum_identical_destinations=1
2026-09-09T14:02:41.239720Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=5 initial_horizon=36105 selected_horizon=36105 endpoint_lower_bound=13248 lower_bound_gap=22857 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:02:42.164114Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=1098 row_words=2057 horizon=36105
2026-09-09T14:02:50.428932Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=391923 elapsed_ms=19777 success=true
2026-09-09T14:03:05.750482Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=391923 maximum_identical_destinations=1
2026-09-09T14:03:05.750532Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=13380 selected_horizon=13380 endpoint_lower_bound=2944 lower_bound_gap=10436 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:03:06.114638Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=622 row_words=1057 horizon=13380
2026-09-09T14:03:06.220788Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=false analytical_cycles=1858881 analytical_exchange_cycles=1095504 scheduled_exchange_cycles=390936 refined_cycles=1154313
2026-09-09T14:03:06.403932Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=4 success=true
2026-09-09T14:03:06.405242Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1 success=true
2026-09-09T14:03:06.406237Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-09T14:03:06.705959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=9 success=true
2026-09-09T14:03:06.706004Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: allocated package support memory linked_end=323216 profile_bytes=180 exchange_table_bytes=15664 host_code_bytes=1676 generated_code_bytes=2476 code_address=324960 standard_ranges=[(409600, 524288)]
2026-09-09T14:03:06.800435Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=94 success=true
2026-09-09T14:03:06.840971Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-09T14:03:06.909487Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-09T14:03:06.913261Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=5848 maximum_identical_destinations=1
2026-09-09T14:03:06.913290Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=17769 selected_horizon=17769 endpoint_lower_bound=11776 lower_bound_gap=5993 selected_kind="reused" neighborhood_improvements=0
2026-09-09T14:03:06.920977Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=1410 row_words=31 horizon=17769
2026-09-09T14:03:08.665023Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-09T14:03:08.718700Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=104913 maximum_identical_destinations=1
2026-09-09T14:03:08.718776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=2981 selected_horizon=2981 endpoint_lower_bound=576 lower_bound_gap=2405 selected_kind="reused" neighborhood_improvements=0
2026-09-09T14:03:08.770478Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=1374 row_words=256 horizon=2981
2026-09-09T14:03:12.065714Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=33534
2026-09-09T14:03:13.059879Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6200
2026-09-09T14:03:15.254146Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-09T14:03:15.420409Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=33534 elapsed_ms=3354 success=true
2026-09-09T14:03:15.453140Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=391923 maximum_identical_destinations=1
2026-09-09T14:03:15.453175Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=13380 selected_horizon=13380 endpoint_lower_bound=2944 lower_bound_gap=10436 selected_kind="reused" neighborhood_improvements=0
2026-09-09T14:03:15.827902Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=622 row_words=1057 horizon=13380
2026-09-09T14:03:16.866106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=33534 maximum_identical_destinations=1
2026-09-09T14:03:16.866152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=22761 selected_horizon=22761 endpoint_lower_bound=17664 lower_bound_gap=5097 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:03:16.914150Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=231 row_words=764 horizon=22761
2026-09-09T14:03:17.952829Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=6200 elapsed_ms=4892 success=true
2026-09-09T14:03:19.040037Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=0 transfers=6200 maximum_identical_destinations=1
2026-09-09T14:03:19.040080Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=0 initial_horizon=27290 selected_horizon=27290 endpoint_lower_bound=20160 lower_bound_gap=7130 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-09T14:03:19.071495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=0 tile=807 row_words=743 horizon=27290
2026-09-09T14:03:22.286477Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-09T14:03:22.551275Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=586368 maximum_identical_destinations=1
2026-09-09T14:03:22.551316Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=5 initial_horizon=36105 selected_horizon=36105 endpoint_lower_bound=13248 lower_bound_gap=22857 selected_kind="reused" neighborhood_improvements=0
2026-09-09T14:03:23.453522Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=1098 row_words=2057 horizon=36105
2026-09-09T14:03:23.549034Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=16748 success=true
2026-09-09T14:03:27.606910Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=4057 success=true
2026-09-09T14:03:27.609610Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: costed final placed program final_cycles=1157979 final_exchange=394602
2026-09-09T14:03:27.704552Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=12 success=true
2026-09-09T14:03:27.723776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=19 success=true
2026-09-09T14:03:27.824157Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=93 success=true
2026-09-09T14:03:27.835487Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=0 mapped=false
2026-09-09T14:03:27.835503Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: accepted feasible regional baseline attempt=1 cycles=1157979
2026-09-09T14:03:31.770353Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: generated regional proposals pass=0 region=0..1 proposals=1
2026-09-09T14:03:33.258911Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}:screen_finalist{finalist=0}: screened exchange table geometry expansion_ms=1209 expansion_and_footprint_ms=1485 estimated_row_bytes=13576 heuristic_row_bytes=29692 geometry_fragments_per_tile=1288 fragment_limit=16384
2026-09-09T14:03:33.263317Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: expanded fragment cache cache_stats=(1271, 7673, 1271) plan_cache_stats=(4684, 5532, 4684)
2026-09-09T14:03:33.263339Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="placement" candidates=1 admitted_candidates=1
2026-09-09T14:03:33.317519Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=0 error=placement failed: alias group crosses tile or memory-class boundaries
2026-09-09T14:03:33.317541Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="scheduling" candidates=0 admitted_candidates=0
2026-09-09T14:03:33.317551Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: kept incumbent after replacement failed validation pass=0 region=0..1 error=placement failed: alias group crosses tile or memory-class boundaries
2026-09-09T14:03:33.317577Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: completed regional optimization evaluations=1 accepted=0 bounded=0 cycles=1157979
2026-09-09T14:03:33.609108Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=102197 success=true
2026-09-09T14:03:33.815801Z  INFO writing application package tiles=1472
2026-09-09T14:03:33.901808Z  INFO application package written
2026-09-09T14:03:33.902125Z  INFO reading application package
2026-09-09T14:03:34.130735Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-09T14:03:34.131272Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-09T14:03:34.131289Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-09T14:03:34.131294Z  INFO opening IPU device path="/dev/ipu0"
2026-09-09T14:03:34.131326Z  INFO IPU device attached path=/dev/ipu0
2026-09-09T14:03:34.131331Z  INFO initializing IPU device
2026-09-09T14:03:34.139116Z  INFO IPU device initialized
2026-09-09T14:03:34.139127Z  INFO replaying device configuration register_writes=2003
2026-09-09T14:03:34.146871Z  INFO loading application tile_count=1472 final_mark=23
2026-09-09T14:03:34.365536Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-09T14:03:43.214015Z  INFO starting host exchange session startup_mark=23
2026-09-09T14:03:43.214053Z  INFO attaching host exchange pages pages=2
2026-09-09T14:03:43.214767Z  INFO host exchange session started
2026-09-09T14:03:43.214905Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=42
2026-09-09T14:03:43.228697Z  INFO invoking streaming host exchange call call="run" command=0 phases=9
profile=artifacts/regional-vit-20260909/mlp-private-weights/profile.ipuprof tiles=1472 samples=36249
referenceMaximumAbsoluteError=0.015625 numericalTest=PASS
package=artifacts/regional-vit-20260909/mlp-private-weights/model.ipuexe tiles=1472 hardwareTest=PASS